Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6817724 | Triangular pyramidal cube corner retroreflection element | Ikuo Mimura, Yutaka Hamada, Takashi Yoshioka | 2004-11-16 |
| 6809000 | Semiconductor device and method for fabricating the same | Keisaku Nakao, Yasufumi Izutsu, Toyoji Ito, Takumi Mikawa, Toru Nasu +3 more | 2004-10-26 |